EP 0737815 A1 19961016 - UNLOADING DEVICE FOR A HYDRAULIC CIRCUIT
Title (en)
UNLOADING DEVICE FOR A HYDRAULIC CIRCUIT
Title (de)
ENTLASTUNGSVORRICHTUNG FÜR HYDRAUSLISCHEN KREISLAUF
Title (fr)
DISPOSITIF DE DECHARGE POUR CIRCUIT HYDRAULIQUE
Publication
Application
Priority
- JP 9402175 W 19941221
- JP 32364493 A 19931222
Abstract (en)
An unloading system is characterized in that an unload valve draining a part of supplied pressurized fluid to a tank and a switching valve for draining a pressurized fluid for biasing the unload valve in a direction for reducing a flow rate for draining to the tank, are arranged in series in axial direction in a valve main body. <IMAGE>
IPC 1-7
IPC 8 full level
E02F 9/22 (2006.01); F15B 11/00 (2006.01); F15B 11/05 (2006.01)
CPC (source: EP KR US)
E02F 9/2225 (2013.01 - EP US); E02F 9/2267 (2013.01 - EP US); F15B 11/00 (2013.01 - KR); F16K 17/04 (2013.01 - KR); Y10T 137/2635 (2015.04 - EP US); Y10T 137/87185 (2015.04 - EP US)
Designated contracting state (EPC)
BE DE GB IT
DOCDB simple family (publication)
WO 9517609 A1 19950629; DE 69428805 D1 20011129; DE 69428805 T2 20020808; EP 0737815 A1 19961016; EP 0737815 A4 19990616; EP 0737815 B1 20011024; JP 3534319 B2 20040607; JP H07174102 A 19950711; KR 960706610 A 19961209; US 5735305 A 19980407
DOCDB simple family (application)
JP 9402175 W 19941221; DE 69428805 T 19941221; EP 95903926 A 19941221; JP 32364493 A 19931222; KR 19960703219 A 19960618; US 66319396 A 19960611